RT70152 JB Industries 12" Pipe Wrench 2" OD - Heavy duty 12'' pipe wrench for 2'' maximum OD monoblock cast body with high strength, double t profile, forged jaw and hook, fine-polished teeth set against turning direction, induction hardened, tempered, and anti-slip adjustment screw. Complies with US standard GGG-W-651 type 1 class A. Spring-supported hook for one-handed ratchet-like use. Quick preset of tube diameter using scale on hook.